
    /*标题列*/
table {
    border-spacing: 0 5px;
    width: 100%;
    text-align: center;
}

.hr {
    background: #b6c7dd;
    height: 50px;
    font-size: 20px;
    font-weight: bold;
}
/*单行样式*/

.td1 {
    background: #f7f9fc;
    height: 50px;
    font-size: 16px;
}
/*双行样式*/

.td2 {
    background: #ffffff;
    height: 50px;
    font-size: 16px;
}
/*单元格样式*/

input {
    background: none;
    border: none;
    text-align: center;
    width: 100px;
}
/*修改时单元格的样式*/
.update {
    background: #242834;
    color: #F7F9FC;
}

    #div1 {
        display: none; /* 默认隐藏 */
        position: fixed; /* 固定定位 */
        z-index: 1; /* 设置在顶层 */
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
        overflow: auto;
        background-color: rgba(0,0,0,0.4);
    }
    #div2 {
        background-color: #fefefe;
        margin: 15% auto;
        padding: 20px;
        border: 1px solid #888;
        width: 80%;
    }
    #span1 {
        color: #aaa;
        float: right;
        font-size: 30px;
        transition: .5s;
    }
    #span1:hover,
    #span1:focus {
        color: black;
        text-decoration: none;
        cursor: pointer;
        transform: rotateZ(360deg);
    }
    #windows_massage{
        color: #CF7E3B;
        font-size: 1.25em;
    }
    a:hover{
        cursor: pointer;
        color: #aaaaaa;
    }